UPDATE (11/20/2018): The names of the 3 victims who died in Sunday’s tragic plane crash northwest of Mandan have been released.

The Morton County Sheriff’s Department says the first responders killed in a Bismarck Air Medical plane crash are a 48-year-old pilot, Todd Lasky, a 63-year-old NICU nurse, Bonnie Cook and a 47-year-old paramadeic, Chris Iverson.

The three were on a flight to Williston from Bismarck around 10:30 p.m. on Sunday night when the Bismarck Airport FAA tower reported the aircraft as missing. The site of the crash was found after 1 a.m. Monday.

The cause of the crash is still under investigation by the National Traffic Safety Board and the Federal Aviation Administration.

UPDATE: Morton County releases images following a twin engine plane crash that killed three people overnight northwest of Mandan.

ORIGINAL STORY: Three people are dead following a twin engine plane crash overnight northwest of Mandan.

The public information officer with the department says they lost contact with the plane around 11 p.m.

Deputies say Sheriff Kyle Kirchmeier and another deputy found the site of the crash between 1 and 2 a.m.

CHI St. Alexius says an air med pilot, paramedic, and a CHI nurse were on board at the time of the crash.

In a joint statement “It is a sad day here for both of our organizations." Kurt Schley, CHI St. Alexius Health Bismarck President, and Dan Schaefer, Bismarck Air Medical and Metro Area Ambulance Operations Chief said. "We are grieving for the family members of those who were on board.”

The sheriff’s department says there are no details as of right now on how the crash happened.

The sheriff’s department is on scene recovering debris and investigating. Deputies say the debris is spread over three quarters of a mile.

The names of the individuals are not being released until families are notified.

The National Transport Safety Board (NTSB) and the Federal Aviation Administration (FAA) will investigate the incident.

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